@book{26609,
	author = {Kollberg, Erik, ed.},
	title = {Instrumentation for Submillimeter Spectroscopy},
	publisher = {SPIE},
	year = {1986},
	series = {Proceedings of SPIE; V. 0598},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0598}
}